Cutting board



FIG. 1 is a perspective view of the cutting board;

FIG. 2 is a top view, the bottom side being a mirror image; and,

FIG. 3 is a cut-away side view thereof, showing the side of the claimed portion, the remaining sides being of the same design.

The broken lines showing the outer portions of the cutting board are included for the purpose of illustration only and form no part of the claimed design. 

The ornamental design for a cutting board, as shown and described. 